146217484645 has 16 divisors (see below), whose sum is σ = 181702267632. Its totient is φ = 112885493760.

The previous prime is 146217484627. The next prime is 146217484649. The reversal of 146217484645 is 546484712641.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 32908499649 + 113308984996 = 181407^2 + 336614^2 .

It is not a de Polignac number, because 146217484645 - 2²⁹ = 145680613733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146217484592 and 146217484601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146217484649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4506492 + ... + 4538821.

It is an arithmetic number, because the mean of its divisors is an integer number (11356391727).

Almost surely, 2^146217484645 is an apocalyptic number.

It is an amenable number.

146217484645 is a deficient number, since it is larger than the sum of its proper divisors (35484782987).

146217484645 is an equidigital number, since it uses as much as digits as its factorization.

146217484645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9045432.

The product of its digits is 5160960, while the sum is 52.

The spelling of 146217484645 in words is "one hundred forty-six billion, two hundred seventeen million, four hundred eighty-four thousand, six hundred forty-five".